{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:hestiacp:control_panel:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.3.5"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "3d60e15dd8381a2d3d708d4f93faa3de07adb979"
            }
          ],
          "repo": "https://github.com/hestiacp/hestiacp",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Hestia Control Panel 1.3.5 and below, in a shared-hosting environment, sometimes allows remote authenticated users to create a subdomain for a different customer's domain name, leading to spoofing of services or email messages.",
  "id": "CVE-2021-27231",
  "modified": "2026-07-08T05:37:08.025754063Z",
  "published": "2021-02-16T04:15:12.827Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/hestiacp/hestiacp/issues/1622"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/sickcodes/security/blob/master/advisories/sick-2021-006.md"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.hestiacp.com/"
    },
    {
      "type": "EVIDENCE",
      "url": "https://sick.codes/sick-2021-006"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}